A reversible watermarking scheme for 2D engineering graphics based on improved quantisation index modulation.
Fei PengYu-Zhou LeiChang-Tsun LiYue LiPublished in: ICDP (2009)
Keyphrases
- watermarking scheme
- reversible watermarking
- copyright protection
- digital watermarking
- spread spectrum
- error correction
- watermarking algorithm
- jpeg compression
- video watermarking
- image watermarking scheme
- image authentication
- prediction error
- digital libraries
- robust watermarking scheme
- digital watermark
- image watermarking
- geometric distortions
- geometric attacks
- frequency domain
- motion estimation
- computer vision